tree 2eebd8c7593c1a8ee6ccf14d31c52eac5a219c78
parent 968bc100f982c5dac794a1814e9d83e1567a434d
author Robin Thellend <rthellend@google.com> 1401585971 -0700
committer Robin Thellend <rthellend@google.com> 1401585971 -0700

veyron/examples/rockpaperscissors: Change Challenge return value.

Change the Player interface's Challenge method to only return an error
value. If the challenge is accepted, it returns nil. Otherwise, it
returns an error describing the reason why it was rejected.

Change-Id: Ifc2abf3003befc1d84e6b38c8c6d256ad29a48bc